The International Society for Trenchless Technology

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Total: 14 results found.

Spray-on coating used primarily for corrosion protection of small diameter metal pipelines. Cement mortar and concrete linings can also provide structural and leak protection benefits in larger man-entry ...
Internal cleaning of pipelines, particularly sewers, prior to inspection, usually with water jetting and removal of material where appropriate. ...
3. Pipe Jacking & Microtunneling
(News/Guidelines)
Microtunneling is a trenchless construction method used to install pipelines beneath highways, railroads, runways, harbors, rivers, and environmentally sensitive areas.  Microtunneling is defined ...
4. CIPP Lining
(News/Guidelines)
Cured in Place pipe (CIPP) can be used to rehabilitate sanitary sewers, storm drains and pressure pipelines for water, gas and process effluents. Circular pipe from 100-2,700mm and a variety of noncircular ...
5. Pipe Bursting
(News/Guidelines)
Pipe bursting and pipe splitting are trenchless methods used to replace existing pipelines in the same alignment without physically removing the existing pipeline.  Bursting and splitting by using ...
6. Pipe Splitting
(News/Guidelines)
Pipe bursting and pipe splitting are trenchless methods used to replace existing pipelines in the same alignment without physically removing the existing pipeline.  Bursting and splitting by using ...
7. Epoxy & Polyurethane Linings
(News/Guidelines)
Epoxy and polyurethane (PU) liners are used to provide corrosion protection in small diameter metallic pipelines and corrosion protection and semi-structural rehabilitation and leak protection in man-entry ...
8. Cement mortar Liner
(News/Guidelines)
Cement mortar linings (CML), like other spray-on coatings, are used primarily for corrosion protection of small diameter metal pipelines. Cement mortar and concrete linings can also provide structural ...
9. Polyurethane Lining
(News/Guidelines)
Epoxy and polyurethane (PU) liners are used to provide corrosion protection in small diameter metallic pipelines and corrosion protection and semi-structural rehabilitation and leak protection in man-entry ...
10. Leak Detection
(News/Guidelines)
... frequency range of the sound made by a leak. Surface leak surveys and detection using leak noise probes and ground microphones are best suited for locating leaks in distribution water pipelines at depths ...
11. Why Trenchless? ('No-Dig')
(Uncategorised Content)
... See Trenchless Guidelines for details. Trenchless technologies are and have been used successfully for all underground utilities from, water, sewer, gas, and industrial pipelines to electrical conduit ...
12. Lifetime Service Award
(Uncategorised Content)
... in 2009. In 2014 CTSTT named Dr. Liao Honorary Chairman of CTSTT. Under Dr. Liao’s leadership, CTSTT developed the Guideline of Rehabilitation by Trenchless Technologies and launched Underground Pipelines, ...
13. 2014 ISTT No-Dig Award Winners
(Uncategorised Content)
... technique also can be used to restore the structural integrity of tunnels and other underground utilities and the grade of pipelines by eliminating sags at joints.   _________________________________________________________________________________________ ...
14. 2015 ISTT No-Dig Award Winners
(Uncategorised Content)
...  One of two parallel pipelines for discharge cooling water from the turbines of the electric generators were rehabbed using the cured in place pipeline (CIPP) method. The steel pipelines diameters ...

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